Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)
The 4R70W has the following features:
- Wide ratio gears
- Four speeds
- Rear wheel drive
- Automatic
- Electronic shift
- Torque converter clutch control
- Line pressure controls
The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.
4R70W Automatic Transmission

Automatic Transaxle/Transmission
General Specifications
a - MERCON V is not interchangeable at this time with the current MERCON
fluids. Check the
transmission fluid level indicator to determine the correct fluid and refer to
the ...
Identification Tags
All vehicles are equipped with a Vehicle Certification Label, located
on the driver side door lock post.
For correct transmission identification, refer to the code in the space
marked TR.
...
Other materials:
Vehicle Certification (VC) Label Locator
The upper portion of the vehicle certification (VC) label contains the
manufacturer name, the month
and year of manufacture, the certification statement and the VIN. It also
includes gross vehicle weight
ratings (GVWR). The VC label is located on the left- ...
Pinpoint Tests
The pinpoint tests are a step-by-step diagnostic process designed to
determine the cause of a condition. It may not always be necessary to follow a
pinpoint test to its conclusion. Carry out only the
steps necessary to correct the condition. Then, test the s ...
Thermostat - 4.6L(4V)
Material
Item
Specification
Motorcraft Premium Gold
Engine Coolant
VC-7-A (in Oregon VC-7-B)
(yellow color)
WSS-M97B51-
A1
Removal and Installation
1. With the vehicle in neutral, position it on a hoist. For additional
information, ...
